Subjects: Psittacosis; Psittacosis--Texas; Psittacosis--VirginiaTexas; Virginia; Missouri1954-W21
تفاصيل العنوان
Subjects: Whooping Cough--epidemiology; Whooping Cough--epidemiology--United States; Anthrax--epidemiologyUnited States; California; Texas1954-W20
Subjects: Psittacosis; Psittacosis--California; Psittacosis--IowaCalifornia; Iowa; Ohio1954-W07
Subjects: Poliomyelitis--epidemiology; Poliomyelitis--epidemiology--United States; PoliomyelitisUnited States; Massachusetts; Boston (Mass.)1955-W31; Boston (Mass.)
Subjects: Poliomyelitis--epidemiology; Poliomyelitis--epidemiology--United States; PoliomyelitisUnited States; California; Los Angeles County (Calif.)1954-W32